<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        /* float 就是元素相对于整个页面漂浮起来了 */
    
    .one{
        width:100px;
        height:100px;
        background: red;
        float:left;
    }
    .two{
        width:150px;
        height:150px;
        background: yellow;
        float:left
    }
  
    </style>
</head>
<body>
    <!-- float的原理 -->
    <div class="one"></div>
    <div class="two"></div>
</body>
</html>